/* roulang page: index */
:root{
    --brand:#0F3B36;
    --brand-deep:#07211E;
    --brand-soft:#12554C;
    --lime:#C6F24E;
    --lime-deep:#8FBE23;
    --amber:#F2A73B;
    --paper:#F6F5F1;
    --surface:#FFFFFF;
    --line:#E3E8E4;
    --ink:#1B2420;
    --muted:#5D6B65;
    --disabled:#A9B3AE;
    --radius-card:16px;
    --radius-block:24px;
    --radius-pill:999px;
    --shadow-card:0 1px 2px rgba(15,59,54,.06), 0 10px 28px rgba(15,59,54,.06);
    --shadow-hover:0 18px 44px rgba(15,59,54,.14);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    background-color:var(--paper);
    color:var(--ink);
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;color:var(--brand-deep);font-weight:700;letter-spacing:.01em;}
  h1{font-size:clamp(30px,4.2vw,48px);line-height:1.25;}
  h2{font-size:clamp(24px,3vw,34px);line-height:1.3;}
  h3{font-size:21px;line-height:1.4;font-weight:600;}
  h4{font-size:17px;line-height:1.5;font-weight:600;}
  p{margin:0 0 1em;line-height:1.85;}
  a{color:inherit;text-decoration:none;}
  img{display:block;max-width:100%;height:auto;}
  button{font-family:inherit;}
  ul{margin:0;padding:0;list-style:none;}
  :where(a,button,input,summary,[tabindex]):focus-visible{
    outline:2px solid var(--lime);
    outline-offset:2px;
    border-radius:8px;
  }
  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
  @media (min-width:768px){.container{padding-left:32px;padding-right:32px;}}
  .no-bar{scrollbar-width:none;-ms-overflow-style:none;}
  .no-bar::-webkit-scrollbar{display:none;}
  .section{padding-top:52px;padding-bottom:52px;}
  @media (min-width:768px){.section{padding-top:68px;padding-bottom:68px;}}
  @media (min-width:1024px){.section{padding-top:92px;padding-bottom:92px;}}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;line-height:1.5;color:var(--brand-soft);
    background:#E9F1EE;border-radius:var(--radius-pill);padding:5px 12px;
  }
  .section-mark{display:block;width:40px;height:3px;background:var(--lime);border-radius:2px;margin-bottom:14px;}
  .lead{color:var(--muted);font-size:16px;line-height:1.85;max-width:760px;}
  .tnum{font-variant-numeric:tabular-nums;}

  /* 顶部提示条 */
  .topbar{background:var(--brand);color:#EAF3EF;font-size:13.5px;line-height:1.6;}
  .topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;padding-top:6px;padding-bottom:6px;}
  .topbar-inner p{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .topbar-act{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .topbar-act a{color:var(--lime);font-weight:600;border-bottom:1px solid rgba(198,242,78,.45);padding-bottom:1px;transition:color .2s ease-out;}
  .topbar-act a:hover{color:#FFFFFF;border-color:#FFFFFF;}
  .topbar-close{
    width:26px;height:26px;border-radius:50%;border:1px solid rgba(234,243,239,.35);
    background:transparent;color:#EAF3EF;font-size:15px;line-height:1;cursor:pointer;
    display:inline-flex;align-items:center;justify-content:center;transition:background .2s ease-out;
  }
  .topbar-close:hover{background:rgba(255,255,255,.14);}
  @media (max-width:640px){.topbar-inner p{font-size:12.5px;}}

  /* 主导航 */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(246,245,241,.92);
    backdrop-filter:saturate(180%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .22s ease-out;
  }
  .site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,59,54,.08);}
  .site-header .container{
    display:flex;align-items:center;gap:16px;
    min-height:68px;
  }
  .logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;min-height:44px;}
  .logo-mark{
    width:38px;height:38px;border-radius:12px;
    background:linear-gradient(140deg,var(--brand) 0%,var(--brand-soft) 100%);
    display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
  }
  .logo-mark span{color:var(--lime);font-weight:700;font-size:17px;line-height:1;}
  .logo-text{display:flex;flex-direction:column;line-height:1.2;}
  .logo-text b{font-size:16px;font-weight:700;color:var(--brand-deep);letter-spacing:.02em;}
  .logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:.14em;}
  .nav-chips{
    display:none;align-items:center;gap:4px;
    background:#ECEFEA;border:1px solid var(--line);
    border-radius:var(--radius-pill);padding:4px;
  }
  @media (min-width:1024px){
    .nav-chips{display:inline-flex;margin:0 auto;}
  }
  .chip{
    display:inline-flex;align-items:center;
    min-height:36px;padding:0 14px;border-radius:var(--radius-pill);
    font-size:14px;color:var(--muted);white-space:nowrap;
    transition:background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out;
  }
  .chip:hover{background:rgba(15,59,54,.08);color:var(--brand);}
  .chip.is-active{
    background:var(--brand);color:#FFFFFF;font-weight:600;
    box-shadow:0 2px 8px rgba(15,59,54,.22);
  }
  .chip.is-active:hover{background:var(--brand-deep);color:#FFFFFF;}
  .header-right{display:flex;align-items:center;gap:10px;margin-left:auto;}
  .header-cta{display:none;}
  @media (min-width:768px){.header-cta{display:inline-flex;}}
  .burger{
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    background:var(--surface);cursor:pointer;display:inline-flex;
    flex-direction:column;align-items:center;justify-content:center;gap:4px;
    transition:border-color .2s ease-out,background .2s ease-out;
  }
  .burger i{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;}
  .burger:hover{border-color:var(--brand);}
  @media (min-width:1024px){.burger{display:none;}}

  /* 移动抽屉 */
  .drawer{
    position:fixed;inset:0;z-index:80;background:var(--paper);
    transform:translateY(-8px);opacity:0;visibility:hidden;
    transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s;
    display:flex;flex-direction:column;overflow-y:auto;
  }
  .drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;min-height:68px;border-bottom:1px solid var(--line);}
  .drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);cursor:pointer;color:var(--brand);font-size:20px;}
  .drawer-list{display:flex;flex-direction:column;gap:8px;padding-top:20px;}
  .drawer-list a{
    min-height:52px;display:flex;align-items:center;justify-content:space-between;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:0 16px;font-size:15.5px;color:var(--brand-deep);
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .drawer-list a:hover{border-color:var(--lime);box-shadow:var(--shadow-card);}
  .drawer-list a.is-active{background:var(--brand);color:#FFFFFF;border-color:var(--brand);}

  /* 按钮 */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:0 22px;border-radius:var(--radius-pill);
    font-size:15px;font-weight:600;line-height:1;cursor:pointer;
    border:1px solid transparent;
    transition:transform .2s ease-out,background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  }
  .btn-primary{background:var(--lime);color:var(--brand-deep);box-shadow:0 6px 18px rgba(143,190,35,.28);}
  .btn-primary:hover{background:#D4FA6A;transform:translateY(-1px);box-shadow:0 12px 26px rgba(143,190,35,.34);}
  .btn-primary:active{transform:translateY(0);background:#B7E23F;}
  .btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
  .btn-outline:hover{background:var(--brand);color:#FFFFFF;}
  .btn-outline:active{background:var(--brand-deep);}
  .btn-ghost{background:transparent;color:var(--brand);padding:0 4px;min-height:40px;}
  .btn-ghost::after{content:"→";margin-left:6px;transition:transform .2s ease-out;}
  .btn-ghost:hover{color:var(--lime-deep);}
  .btn-ghost:hover::after{transform:translateX(4px);}
  .btn-light{background:#FFFFFF;color:var(--brand);}
  .btn-light:hover{background:var(--lime);color:var(--brand-deep);transform:translateY(-1px);}
  .btn:disabled,.btn.is-disabled{background:var(--line);color:var(--disabled);cursor:not-allowed;box-shadow:none;transform:none;}

  /* 徽章与标签 */
  .badge{
    display:inline-flex;align-items:center;min-height:24px;padding:0 10px;
    border-radius:var(--radius-pill);font-size:12.5px;line-height:1;font-weight:600;
  }
  .badge-cat{background:#E4EEE9;color:var(--brand);}
  .badge-hot{background:var(--amber);color:#3A2405;}
  .badge-state{background:var(--lime);color:var(--brand-deep);}
  .meta-time{font-size:13px;color:var(--muted);}

  /* Hero */
  .hero{padding-top:40px;padding-bottom:48px;}
  @media (min-width:1024px){.hero{padding-top:64px;padding-bottom:88px;}}
  .hero-bg{
    position:relative;overflow:hidden;
    background:
      radial-gradient(circle at 88% 12%, rgba(198,242,78,.16) 0%, rgba(198,242,78,0) 46%),
      radial-gradient(circle at 12% 88%, rgba(15,59,54,.06) 0%, rgba(15,59,54,0) 42%);
  }
  .hero-grid{display:grid;gap:28px;align-items:center;}
  @media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:40px;}}
  .hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 20px;margin-top:28px;}
  @media (min-width:640px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr));}}
  .hero-stats div strong{display:block;font-size:22px;font-weight:700;color:var(--brand);line-height:1.3;}
  .hero-stats div span{display:block;font-size:13px;color:var(--muted);line-height:1.5;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
  @media (max-width:520px){.hero-actions .btn{width:100%;}}

  .hero-card{
    background:var(--surface);border:1px solid var(--line);
    border-radius:var(--radius-block);overflow:hidden;box-shadow:var(--shadow-card);
    transition:transform .22s ease-out,box-shadow .22s ease-out;
  }
  .hero-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
  .media-4x3{position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(135deg,var(--brand) 0%,#4E8F63 55%,var(--lime) 130%);}
  .media-16x9{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--brand) 0%,#4E8F63 55%,var(--lime) 130%);}
  .media-4x3 img,.media-16x9 img{width:100%;height:100%;object-fit:cover;transition:transform .28s ease-out;}
  .hero-card:hover .media-4x3 img{transform:scale(1.03);}
  .media-badge{position:absolute;top:14px;left:14px;}
  .stars{display:inline-flex;align-items:center;gap:6px;color:var(--amber);font-size:14px;letter-spacing:2px;}
  .stars span{color:var(--muted);letter-spacing:0;font-size:13px;}
  .facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:16px 0 18px;}
  .facts div{background:#F3F6F2;border-radius:12px;padding:10px 12px;}
  .facts strong{display:block;font-size:16px;color:var(--brand);line-height:1.4;}
  .facts span{display:block;font-size:12.5px;color:var(--muted);line-height:1.5;}

  /* 卡片 */
  .card{
    background:var(--surface);border:1px solid var(--line);
    border-radius:var(--radius-card);overflow:hidden;
    box-shadow:var(--shadow-card);
    transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
    display:flex;flex-direction:column;height:100%;
  }
  .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--lime);}
  .card:hover .media-16x9 img{transform:scale(1.04);}
  .card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .card-body h3{font-size:19px;}
  .card-body p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;}
  .clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);}
  .card-foot a{font-size:14px;font-weight:600;color:var(--brand);transition:color .2s ease-out;}
  .card:hover .card-foot a{color:var(--lime-deep);}

  .grid-cards{display:grid;gap:20px;grid-template-columns:repeat(1,minmax(0,1fr));}
  @media (min-width:640px){.grid-cards{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media (min-width:1024px){.grid-cards{grid-template-columns:repeat(4,minmax(0,1fr));}}
  .bento{display:grid;gap:20px;grid-template-columns:repeat(1,minmax(0,1fr));}
  @media (min-width:640px){.bento{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media (min-width:1024px){.bento{grid-template-columns:repeat(4,minmax(0,1fr));}}
  .bento-lead{grid-column:span 1;}
  @media (min-width:1024px){.bento-lead{grid-column:span 2;grid-row:span 2;}}

  /* 筛选 chip 行 */
  .filter-row{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;}
  .filter-chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;max-width:100%;}
  .filter-chips button{
    min-height:38px;padding:0 16px;border-radius:var(--radius-pill);
    border:1px solid var(--line);background:var(--surface);color:var(--muted);
    font-size:14px;cursor:pointer;white-space:nowrap;
    transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  }
  .filter-chips button:hover{border-color:var(--brand);color:var(--brand);}
  .filter-chips button.is-active{background:var(--brand);border-color:var(--brand);color:#FFFFFF;font-weight:600;}

  /* 保障条 */
  .guarantee{background:var(--brand);color:#EAF3EF;}
  .guarantee .container{padding-top:28px;padding-bottom:28px;}
  .guarantee-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
  @media (min-width:1024px){.guarantee-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:0;}}
  .guarantee-item{display:flex;gap:12px;align-items:flex-start;}
  @media (min-width:1024px){.guarantee-item{padding:0 22px;border-left:1px solid rgba(234,243,239,.18);} .guarantee-item:first-child{border-left:0;padding-left:0;}}
  .guarantee-item i{
    width:30px;height:30px;border-radius:10px;flex-shrink:0;
    border:1.5px solid var(--lime);color:var(--lime);
    display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-style:normal;font-weight:700;
  }
  .guarantee-item strong{display:block;font-size:14.5px;color:#FFFFFF;line-height:1.6;}
  .guarantee-item span{display:block;font-size:13px;color:#B9CEC7;line-height:1.7;}

  /* 评价轮播 */
  .rail-wrap{position:relative;}
  .rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:6px;}
  .rail li{scroll-snap-align:start;flex:0 0 88%;}
  @media (min-width:640px){.rail li{flex:0 0 46%;}}
  @media (min-width:1024px){.rail li{flex:0 0 32%;}}
  .quote{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;height:100%;box-shadow:var(--shadow-card);
  }
  .quote-head{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
  .avatar{
    width:44px;height:44px;border-radius:50%;flex-shrink:0;
    background:linear-gradient(140deg,var(--brand) 0%,var(--brand-soft) 100%);
    color:var(--lime);font-weight:700;font-size:16px;
    display:inline-flex;align-items:center;justify-content:center;
  }
  .quote-head b{display:block;font-size:15px;color:var(--brand-deep);}
  .quote-head em{display:block;font-size:12.5px;color:var(--muted);font-style:normal;}
  .quote p{font-size:14.5px;color:#3D4A44;margin:0;line-height:1.8;}
  .rail-nav{display:none;gap:8px;justify-content:flex-end;margin-top:16px;}
  @media (min-width:1024px){.rail-nav{display:flex;}}
  .rail-nav button{
    width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--surface);
    color:var(--brand);cursor:pointer;font-size:17px;transition:background .2s ease-out,border-color .2s ease-out;
  }
  .rail-nav button:hover{background:var(--lime);border-color:var(--lime);}

  /* 最新信息 */
  .latest-grid{display:grid;gap:20px;}
  @media (min-width:1024px){.latest-grid{grid-template-columns:1.15fr 1fr;gap:24px;}}
  .latest-lead{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-block);overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:transform .22s ease-out,box-shadow .22s ease-out;}
  .latest-lead:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
  .latest-list{display:flex;flex-direction:column;gap:12px;}
  .latest-list li{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:16px 18px;transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  }
  .latest-list li:hover{border-color:var(--lime);transform:translateY(-2px);box-shadow:var(--shadow-card);}
  .latest-list h3{font-size:16.5px;line-height:1.5;}
  .latest-list li:hover h3{color:var(--lime-deep);}
  .latest-list p{font-size:14px;color:var(--muted);margin:6px 0 10px;line-height:1.75;}
  .latest-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
  .empty-state{
    min-height:240px;border:1px dashed var(--line);border-radius:var(--radius-block);
    background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:14px;text-align:center;padding:28px;
  }
  .empty-state i{
    width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line);
    display:inline-flex;align-items:center;justify-content:center;color:var(--muted);font-style:normal;font-size:18px;
  }
  .empty-state p{font-size:14px;color:var(--muted);margin:0;}

  /* FAQ */
  .faq-wrap{display:grid;gap:20px;}
  @media (min-width:1024px){.faq-wrap{grid-template-columns:5fr 7fr;gap:40px;align-items:start;}}
  .faq-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-block);overflow:hidden;box-shadow:var(--shadow-card);}
  .faq-item{border-top:1px solid var(--line);}
  .faq-item:first-child{border-top:0;}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;background:transparent;border:0;cursor:pointer;text-align:left;
    font-size:17px;font-weight:600;color:var(--brand-deep);line-height:1.5;
    transition:background .2s ease-out,color .2s ease-out;
  }
  .faq-q:hover{background:#F3F6F2;}
  .faq-icon{
    width:30px;height:30px;border-radius:50%;flex-shrink:0;
    border:1px solid var(--line);color:var(--brand);
    display:inline-flex;align-items:center;justify-content:center;font-size:15px;
    transition:transform .22s ease-out,background .22s ease-out,border-color .22s ease-out;
  }
  .faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime);}
  .faq-panel{max-height:0;overflow:hidden;transition:max-height .22s ease-out;}
  .faq-panel div{padding:0 20px 20px;font-size:15.5px;color:#3D4A44;line-height:1.85;}

  /* CTA */
  .cta-band{background:var(--brand-deep);color:#E7F0EC;}
  .cta-inner{display:grid;gap:24px;align-items:center;padding-top:56px;padding-bottom:56px;}
  @media (min-width:1024px){.cta-inner{grid-template-columns:1.4fr 1fr;padding-top:72px;padding-bottom:72px;}}
  .cta-band h2{color:#FFFFFF;}
  .cta-band p{color:#B9CEC7;margin:12px 0 0;font-size:15.5px;}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
  @media (min-width:1024px){.cta-actions{justify-content:flex-end;}}
  @media (max-width:520px){.cta-actions .btn{width:100%;}}

  /* 页脚 */
  .site-footer{background:var(--brand-deep);color:#C8D8D2;font-size:14px;}
  .footer-top{display:grid;gap:32px;padding-top:56px;padding-bottom:40px;}
  @media (min-width:768px){.footer-top{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media (min-width:1024px){.footer-top{grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;}}
  .footer-brand .logo-text b{color:#FFFFFF;}
  .footer-brand .logo-text small{color:#7FA095;}
  .footer-brand p{font-size:13.5px;color:#9DBAB1;margin:14px 0 18px;line-height:1.85;max-width:320px;}
  .footer-col h4{color:#FFFFFF;font-size:14px;margin-bottom:14px;}
  .footer-col ul li{margin-bottom:2px;}
  .footer-col a{font-size:14px;color:#B9CEC7;line-height:1.9;transition:color .2s ease-out;}
  .footer-col a:hover{color:var(--lime);}
  .footer-contact p{font-size:13.5px;color:#9DBAB1;margin:0 0 8px;line-height:1.8;}
  .footer-bottom{
    border-top:1px solid rgba(200,216,210,.16);
    padding-top:20px;padding-bottom:24px;
    display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
    font-size:13px;color:#8FA8A0;
  }
  .footer-bottom a{color:#B9CEC7;transition:color .2s ease-out;}
  .footer-bottom a:hover{color:var(--lime);}

  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  }

/* roulang page: category1 */
:root{
    --brand:#0F3B36;
    --brand-deep:#07211E;
    --lime:#C6F24E;
    --amber:#F2A73B;
    --surface:#F6F5F1;
    --card:#FFFFFF;
    --line:#E3E8E4;
    --ink:#1B2420;
    --muted:#5D6B65;
    --disabled:#A9B3AE;
    --radius-card:16px;
    --radius-lg:24px;
    --shadow-card:0 1px 2px rgba(15,59,54,.06), 0 10px 28px rgba(15,59,54,.06);
    --shadow-hover:0 18px 44px rgba(15,59,54,.14);
    --t:200ms ease-out;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--surface);
    color:var(--ink);
    font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;}
  ul{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  h1{font-size:clamp(30px,4.2vw,48px);line-height:1.25;font-weight:700;letter-spacing:.2px;}
  h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700;letter-spacing:.2px;}
  h3{font-size:21px;line-height:1.4;font-weight:600;}
  h4{font-size:17px;line-height:1.5;font-weight:600;}
  p{line-height:1.85;}
  .num{font-variant-numeric:tabular-nums;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
  @media (min-width:768px){ .container{padding:0 32px;} }

  :focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}

  /* ---------- 顶部提示条 ---------- */
  .topbar{
    background:var(--brand);
    color:#EAF3EF;
    font-size:13px;
    line-height:1.5;
    min-height:38px;
    display:flex;
    align-items:center;
  }
  .topbar .container{display:flex;align-items:center;gap:12px;}
  .topbar p{
    flex:1;
    min-width:0;
    overflow:hidden;
    white-space:nowrap;
    text-overflow:ellipsis;
    line-height:1.5;
  }
  .topbar a{color:var(--lime);font-weight:600;border-bottom:1px solid rgba(198,242,78,.5);}
  .topbar a:hover{border-bottom-color:var(--lime);}
  .topbar-close{
    width:28px;height:28px;flex:none;
    display:grid;place-items:center;
    background:transparent;border:1px solid rgba(234,243,239,.35);
    border-radius:999px;cursor:pointer;transition:var(--t);
  }
  .topbar-close:hover{background:rgba(255,255,255,.12);border-color:rgba(234,243,239,.7);}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(246,245,241,.9);
    backdrop-filter:saturate(160%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow var(--t),background var(--t);
  }
  .site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,59,54,.08);background:rgba(246,245,241,.97);}
  .nav-wrap{
    display:flex;align-items:center;gap:16px;
    min-height:68px;padding:10px 0;
  }
  .logo{display:inline-flex;align-items:center;gap:10px;flex:none;min-height:44px;}
  .logo-mark{
    width:38px;height:38px;flex:none;
    border-radius:12px;
    background:var(--brand);
    display:grid;place-items:center;
    color:var(--lime);font-size:19px;font-weight:700;
    box-shadow:0 6px 16px rgba(15,59,54,.22);
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.2;}
  .logo-text b{font-size:16px;font-weight:700;color:var(--brand);letter-spacing:.3px;}
  .logo-text small{font-size:11px;color:var(--muted);letter-spacing:.6px;}

  .nav-chips{
    display:none;
    align-items:center;gap:4px;
    background:rgba(15,59,54,.06);
    border:1px solid var(--line);
    border-radius:999px;
    padding:4px;
  }
  .chip{
    display:inline-flex;align-items:center;justify-content:center;
    min-height:36px;padding:0 15px;
    border-radius:999px;
    font-size:14px;font-weight:500;
    color:var(--muted);
    white-space:nowrap;
    transition:var(--t);
  }
  .chip:hover{color:var(--brand);background:rgba(255,255,255,.85);}
  .chip.is-active{
    background:var(--brand);color:#fff;font-weight:600;
    box-shadow:0 4px 12px rgba(15,59,54,.22);
  }
  .chip.is-active:hover{background:var(--brand);color:#fff;}

  .nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
  .burger{
    width:44px;height:44px;flex:none;
    display:grid;place-items:center;
    background:#fff;border:1px solid var(--line);
    border-radius:12px;cursor:pointer;transition:var(--t);
  }
  .burger:hover{border-color:var(--brand);}
  .burger span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;position:relative;}
  .burger span::before,.burger span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;
  }
  .burger span::before{top:-6px;}
  .burger span::after{top:6px;}

  @media (min-width:1024px){
    .nav-chips{display:flex;margin:0 auto;}
    .burger{display:none;}
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 20px;
    border-radius:999px;border:1px solid transparent;
    font-size:15px;font-weight:600;
    cursor:pointer;
    transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
  }
  .btn-primary{background:var(--lime);color:var(--brand);box-shadow:0 6px 18px rgba(198,242,78,.4);}
  .btn-primary:hover{background:#D3F86A;transform:translateY(-1px);box-shadow:0 12px 26px rgba(198,242,78,.5);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(198,242,78,.4);}
  .btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
  .btn-ghost:hover{background:var(--brand);color:#fff;transform:translateY(-1px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
  .btn-light:hover{background:#fff;color:var(--brand);border-color:#fff;transform:translateY(-1px);}
  .btn-text{
    padding:0;min-height:44px;border:none;background:transparent;
    color:var(--brand);font-weight:600;
  }
  .btn-text::after{content:"→";display:inline-block;transition:transform var(--t);}
  .btn-text:hover{color:#0a2b27;}
  .btn-text:hover::after{transform:translateX(4px);}
  .btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
  .btn-block{width:100%;}

  /* ---------- 面包屑 ---------- */
  .breadcrumb{padding:22px 0 6px;font-size:13px;color:var(--muted);}
  .breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
  .breadcrumb li{display:flex;align-items:center;gap:8px;}
  .breadcrumb li+li::before{content:"/";color:var(--disabled);}
  .breadcrumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
  .breadcrumb [aria-current]{color:var(--brand);font-weight:600;}

  /* ---------- 分区标记 ---------- */
  .sec-mark{display:inline-block;width:4px;height:20px;border-radius:2px;background:var(--lime);margin-right:10px;vertical-align:-3px;}
  .section{padding:56px 0;}
  @media (min-width:1024px){ .section{padding:88px 0;} }
  .sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px;margin-bottom:28px;}
  .sec-head .lead{max-width:760px;color:var(--muted);font-size:15px;margin-top:8px;}
  .sec-head .side{margin-left:auto;}

  /* ---------- 页头 ---------- */
  .page-hero{padding:8px 0 0;}
  .hero-grid{display:grid;gap:24px;align-items:stretch;}
  @media (min-width:1024px){ .hero-grid{grid-template-columns:1.25fr 1fr;gap:32px;} }
  .hero-copy{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:26px;box-shadow:var(--shadow-card);
  }
  @media (min-width:768px){ .hero-copy{padding:34px;} }
  .hero-copy .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(15,59,54,.07);color:var(--brand);
    border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;
    margin-bottom:16px;
  }
  .hero-copy h1{max-width:18em;}
  .hero-copy h1 em{font-style:normal;color:var(--brand);box-shadow:inset 0 -.42em 0 rgba(198,242,78,.85);}
  .hero-copy .sub{color:var(--muted);margin-top:16px;font-size:16px;max-width:34em;}
  .hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
  .hero-stats{
    display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
    margin-top:28px;padding-top:22px;border-top:1px solid var(--line);
  }
  @media (min-width:640px){ .hero-stats{grid-template-columns:repeat(4,1fr);} }
  .stat b{display:block;font-size:26px;font-weight:700;color:var(--brand);line-height:1.2;}
  .stat b i{font-style:normal;font-size:14px;font-weight:600;color:var(--muted);margin-left:2px;}
  .stat span{display:block;font-size:13px;color:var(--muted);line-height:1.5;margin-top:4px;}

  .hero-media{
    position:relative;overflow:hidden;border-radius:var(--radius-lg);
    min-height:260px;aspect-ratio:16/10;
    background:linear-gradient(135deg,#0F3B36 0%,#2E6B5F 55%,#8FC97F 100%);
  }
  @media (min-width:1024px){ .hero-media{aspect-ratio:auto;min-height:100%;} }
  .hero-media img{width:100%;height:100%;object-fit:cover;}
  .hero-media .veil{
    position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(7,33,30,0) 30%,rgba(7,33,30,.72) 100%);
  }
  .hero-media .caption{
    position:absolute;left:22px;right:22px;bottom:20px;color:#fff;
  }
  .hero-media .caption h2{font-size:20px;color:#fff;}
  .hero-media .caption p{font-size:13px;color:rgba(255,255,255,.82);margin-top:6px;line-height:1.6;}
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    height:24px;padding:0 10px;border-radius:999px;
    font-size:12px;font-weight:600;line-height:1;
  }
  .badge-soft{background:rgba(15,59,54,.08);color:var(--brand);}
  .badge-hot{background:var(--amber);color:#3B2406;}
  .badge-lime{background:var(--lime);color:var(--brand);}
  .badge-light{background:rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(4px);}

  /* ---------- 主体：筛选栏 + 图墙 ---------- */
  .wall{
    display:grid;gap:24px;
  }
  @media (min-width:1024px){
    .wall{grid-template-columns:260px minmax(0,1fr);gap:28px;align-items:start;}
  }
  .filters{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:20px;box-shadow:var(--shadow-card);
  }
  @media (min-width:1024px){
    .filters{position:sticky;top:92px;}
  }
  .filters h2{font-size:17px;font-weight:600;margin-bottom:4px;}
  .filters .tip{font-size:13px;color:var(--muted);line-height:1.6;}
  .filter-group{padding-top:18px;margin-top:18px;border-top:1px solid var(--line);}
  .filter-group h3{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.6px;margin-bottom:10px;}
  .filter-list{display:flex;flex-wrap:wrap;gap:8px;}
  .filter-item{
    display:inline-flex;align-items:center;justify-content:center;
    min-height:36px;padding:0 13px;
    border:1px solid var(--line);border-radius:999px;
    background:#fff;font-size:13px;color:var(--muted);
    cursor:pointer;transition:var(--t);
  }
  .filter-item:hover{border-color:var(--brand);color:var(--brand);}
  .filter-item.is-on{background:var(--lime);border-color:var(--lime);color:var(--brand);font-weight:600;}

  .gallery-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;margin-bottom:18px;}
  .gallery-head h2{font-size:22px;}
  .gallery-head span{font-size:13px;color:var(--muted);}

  .bento{display:grid;gap:20px;grid-template-columns:1fr;}
  @media (min-width:640px){ .bento{grid-template-columns:repeat(2,1fr);} }
  @media (min-width:1024px){ .bento{grid-template-columns:repeat(3,1fr);} }
  @media (min-width:1280px){ .bento{grid-template-columns:repeat(4,1fr);} }

  .card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:18px;box-shadow:var(--shadow-card);
    display:flex;flex-direction:column;gap:12px;
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  }
  .card:hover,.card:focus-within{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(198,242,78,.95);}
  .thumb{
    position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;
    background:linear-gradient(135deg,#0F3B36 0%,#37796B 60%,#9CD08A 100%);
  }
  .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 220ms ease-out;}
  .card:hover .thumb img{transform:scale(1.04);}
  .thumb .badge{position:absolute;top:10px;left:10px;}
  .card h3{font-size:18px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .card p.desc{
    font-size:14px;color:var(--muted);line-height:1.75;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  }
  .card-foot{
    margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
    display:flex;align-items:center;gap:10px;
  }
  .card-foot .metric{font-size:13px;color:var(--muted);}
  .card-foot .metric b{color:var(--brand);font-size:15px;font-weight:700;}
  .stars{color:var(--amber);font-size:13px;letter-spacing:1px;}
  .card-foot .go{margin-left:auto;}

  .card-wide{grid-column:span 1;}
  @media (min-width:640px){ .card-wide{grid-column:span 2;} }
  @media (min-width:1024px){ .card-wide{grid-column:span 2;grid-row:span 2;} }
  .card-wide .thumb{aspect-ratio:16/9;}
  @media (min-width:1024px){ .card-wide .thumb{aspect-ratio:4/3;} }
  .card-wide h3{font-size:22px;}
  .card-wide p.desc{-webkit-line-clamp:4;font-size:15px;}
  .feature-list{display:flex;flex-wrap:wrap;gap:8px;}
  .feature-list li{
    font-size:12px;color:var(--brand);background:rgba(15,59,54,.07);
    border-radius:999px;padding:5px 10px;line-height:1.3;
  }

  /* ---------- 关联分类跳转条 ---------- */
  .related{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:24px;box-shadow:var(--shadow-card);
  }
  .related h2{font-size:20px;margin-bottom:6px;}
  .related p{font-size:14px;color:var(--muted);margin-bottom:16px;}
  .related-chips{display:flex;flex-wrap:wrap;gap:10px;}
  .related-chips a{
    display:inline-flex;align-items:center;gap:8px;
    min-height:42px;padding:0 16px;border-radius:999px;
    border:1px solid var(--line);background:var(--surface);
    font-size:14px;font-weight:500;color:var(--brand);transition:var(--t);
  }
  .related-chips a:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-1px);}
  .related-chips a.is-here{background:var(--lime);border-color:var(--lime);color:var(--brand);font-weight:600;}

  /* ---------- FAQ ---------- */
  .faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden;}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item:last-child{border-bottom:none;}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;gap:16px;
    padding:18px 22px;font-size:17px;font-weight:600;color:var(--ink);
    transition:var(--t);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{background:rgba(246,245,241,.9);color:var(--brand);}
  .faq-arrow{
    margin-left:auto;flex:none;width:30px;height:30px;border-radius:999px;
    border:1px solid var(--line);position:relative;transition:transform var(--t),background var(--t),border-color var(--t);
  }
  .faq-arrow::before,.faq-arrow::after{
    content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
    background:var(--brand);border-radius:2px;
  }
  .faq-arrow::before{width:12px;height:2px;}
  .faq-arrow::after{width:2px;height:12px;transition:transform var(--t);}
  .faq-item[open] .faq-arrow{background:var(--lime);border-color:var(--lime);}
  .faq-item[open] .faq-arrow::after{transform:translate(-50%,-50%) scaleY(0);}
  .faq-body{padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.85;}
  .faq-body p+p{margin-top:10px;}

  /* ---------- 底部 CTA ---------- */
  .cta-band{background:var(--brand-deep);color:#EAF3EF;}
  .cta-inner{
    display:grid;gap:24px;padding:56px 0;
  }
  @media (min-width:1024px){
    .cta-inner{grid-template-columns:1.4fr 1fr;align-items:center;gap:40px;padding:76px 0;}
  }
  .cta-inner h2{color:#fff;}
  .cta-inner p{color:rgba(234,243,239,.78);margin-top:12px;font-size:15px;max-width:38em;}
  .cta-btns{display:flex;flex-wrap:wrap;gap:12px;}
  @media (min-width:1024px){ .cta-btns{justify-content:flex-end;} }
  .cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
  .cta-points li{
    font-size:13px;color:#EAF3EF;border:1px solid rgba(255,255,255,.22);
    border-radius:999px;padding:5px 12px;line-height:1.4;
  }

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--brand-deep);color:#D8E6E0;padding:56px 0 0;font-size:14px;}
  .footer-top{display:grid;gap:32px;padding-bottom:36px;}
  @media (min-width:640px){ .footer-top{grid-template-columns:repeat(2,1fr);} }
  @media (min-width:1024px){ .footer-top{grid-template-columns:1.6fr 1fr 1fr 1fr 1.3fr;gap:28px;} }
  .footer-brand .logo-text b{color:#fff;}
  .footer-brand .logo-text small{color:rgba(216,230,224,.6);}
  .footer-brand .logo-mark{background:rgba(255,255,255,.1);color:var(--lime);}
  .footer-brand p{color:rgba(216,230,224,.72);font-size:14px;margin:16px 0 18px;line-height:1.8;}
  .footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:12px;}
  .footer-col ul li{margin-bottom:8px;}
  .footer-col a{color:rgba(216,230,224,.78);font-size:14px;line-height:1.9;transition:var(--t);}
  .footer-col a:hover{color:var(--lime);}
  .footer-contact p{color:rgba(216,230,224,.72);font-size:13px;line-height:1.8;margin-bottom:8px;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding:18px 0 26px;
    display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
    font-size:13px;color:rgba(216,230,224,.62);
  }
  .site-footer .btn-primary{margin-top:4px;}

  /* ---------- 移动端抽屉 ---------- */
  .drawer{
    position:fixed;inset:0;z-index:90;
    background:var(--surface);
    display:flex;flex-direction:column;
    padding:16px 20px 28px;
    overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity var(--t),transform var(--t),visibility var(--t);
  }
  .drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .drawer-head{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);}
  .drawer-close{
    margin-left:auto;width:44px;height:44px;flex:none;
    border:1px solid var(--line);border-radius:12px;background:#fff;
    display:grid;place-items:center;font-size:20px;color:var(--brand);cursor:pointer;transition:var(--t);
  }
  .drawer-close:hover{border-color:var(--brand);}
  .drawer-nav{display:flex;flex-direction:column;gap:10px;padding:20px 0;}
  .drawer-nav a{
    display:flex;align-items:center;justify-content:space-between;
    min-height:52px;padding:0 18px;border-radius:14px;
    background:#fff;border:1px solid var(--line);
    font-size:15px;font-weight:500;color:var(--brand);transition:var(--t);
  }
  .drawer-nav a::after{content:"›";font-size:20px;color:var(--disabled);line-height:1;}
  .drawer-nav a:hover{border-color:var(--brand);}
  .drawer-nav a.is-active{background:var(--brand);border-color:var(--brand);color:#fff;}
  .drawer-nav a.is-active::after{color:var(--lime);}
  .drawer-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.8;}

  @media (prefers-reduced-motion:reduce){
    *{transition-duration:1ms !important;animation-duration:1ms !important;}
  }

/* roulang page: article */
:root{
  --brand:#0F3B36;
  --brand-deep:#07211E;
  --brand-soft:#145C52;
  --lime:#C6F24E;
  --lime-dark:#9DC42F;
  --amber:#F2A73B;
  --surface:#F6F5F1;
  --card:#FFFFFF;
  --line:#E3E8E4;
  --ink:#1B2420;
  --muted:#5D6B65;
  --disabled:#A9B3AE;
  --radius-card:16px;
  --radius-block:24px;
  --shadow-card:0 1px 2px rgba(15,59,54,.06), 0 10px 28px rgba(15,59,54,.06);
  --shadow-hover:0 18px 44px rgba(15,59,54,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--surface);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0}
button{font:inherit}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.num{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

.no-bar{scrollbar-width:none;-ms-overflow-style:none}
.no-bar::-webkit-scrollbar{display:none}

/* ============ 顶部提示条 ============ */
.topbar{background:var(--brand);color:#DCEBE5;font-size:13px}
.topbar .container{display:flex;align-items:center;gap:14px;min-height:38px}
.topbar p{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar a{color:var(--lime);font-weight:600;flex:0 0 auto}
.topbar a:hover{text-decoration:underline}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,245,241,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(15,59,54,.08)}
.header-inner{display:flex;align-items:center;gap:16px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:40px;height:40px;border-radius:13px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-soft));
  display:grid;place-items:center;
  color:var(--lime);font-weight:700;font-size:19px;line-height:1;
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text b{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo-text small{font-size:11px;color:var(--muted);letter-spacing:.1em}

.nav-desktop{display:none}
.nav-chips{align-items:center;gap:4px;padding:4px;border-radius:999px;background:#ECEDE6;border:1px solid var(--line)}
.chip{
  display:inline-flex;align-items:center;
  min-height:38px;padding:0 15px;border-radius:999px;
  font-size:14px;color:var(--muted);white-space:nowrap;
  transition:background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out;
}
.chip:hover{color:var(--brand);background:rgba(15,59,54,.07)}
.chip.is-active{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(15,59,54,.2)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.header-cta{display:none;min-height:40px;padding:0 18px;font-size:14px}
.menu-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--brand);cursor:pointer;
  transition:background .2s ease-out,border-color .2s ease-out;
}
.menu-toggle:hover{background:#F0F2EA;border-color:#CFD8CF}
@media (min-width:1024px){
  .nav-desktop{display:flex;margin:0 auto}
  .header-cta{display:inline-flex}
  .menu-toggle{display:none}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease-out,background .22s ease-out,color .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.btn-primary{background:var(--lime);color:var(--brand);box-shadow:0 4px 14px rgba(198,242,78,.34)}
.btn-primary:hover{background:#D6FA6E;transform:translateY(-1px);box-shadow:0 12px 26px rgba(157,196,47,.36)}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(157,196,47,.3)}
.btn-outline{border-color:rgba(15,59,54,.45);color:var(--brand);background:transparent}
.btn-outline:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-outline:active{transform:translateY(1px)}
.btn-light{border-color:rgba(255,255,255,.35);color:#F1F7F4;background:transparent}
.btn-light:hover{border-color:var(--lime);color:var(--lime)}
.btn-text{min-height:44px;padding:0 4px;color:var(--brand);font-weight:600;background:none;border:none}
.btn-text span{transition:transform .2s ease-out}
.btn-text:hover span{transform:translateX(4px)}
.btn-text:hover{color:var(--lime-dark)}

/* ============ 通用分区标题 ============ */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px}
.section-head h2{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.8vw,30px);line-height:1.35;font-weight:700;letter-spacing:.01em;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:1.05em;
  border-radius:2px;background:var(--lime);
}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);min-height:44px}
.link-more span{transition:transform .2s ease-out}
.link-more:hover span{transform:translateX(4px)}
.link-more:hover{color:var(--lime-dark)}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-cat{background:rgba(15,59,54,.1);color:var(--brand)}
.badge-hot{background:var(--amber);color:#3A2405}
.badge-state{background:var(--lime);color:var(--brand)}

/* ============ 面包屑 ============ */
.breadcrumb{padding:24px 0 4px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;font-size:13px;color:var(--muted)}
.breadcrumb li{display:flex;align-items:center;gap:8px;min-width:0}
.breadcrumb li+li::before{content:"/";color:#B6C0BA}
.breadcrumb a{color:var(--muted);transition:color .2s ease-out}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .is-current span{
  display:block;max-width:min(46vw,420px);overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;color:var(--ink);font-weight:600;
}

/* ============ 文章头 ============ */
.article-head{padding:16px 0 0}
.article-title{
  font-size:clamp(27px,4vw,44px);line-height:1.3;font-weight:700;
  letter-spacing:.01em;margin:14px 0 18px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;color:var(--muted);font-size:14px}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{width:15px;height:15px;flex:0 0 auto;color:var(--brand)}
.meta-divider{width:1px;height:14px;background:#CDD6D0}
.article-cover{
  margin:30px 0 0;border-radius:24px;overflow:hidden;
  background:linear-gradient(120deg,#0F3B36,#1B5A50);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ============ 正文布局 ============ */
.article-layout{display:grid;grid-template-columns:1fr;gap:40px;align-items:start;padding:44px 0 0}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:48px}
}
.article-body{max-width:800px;font-size:17px;line-height:1.9;color:#22302A}
@media (min-width:1024px){.article-body{font-size:17.5px}}
.article-body p{margin:0 0 1.1em}
.article-body h2{
  position:relative;padding-left:16px;
  font-size:clamp(21px,2.6vw,27px);line-height:1.4;font-weight:700;
  margin:2em 0 .8em;color:var(--brand);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1.05em;
  border-radius:2px;background:var(--lime);
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:600;margin:1.7em 0 .7em;color:var(--ink)}
.article-body h4{font-size:17px;font-weight:600;margin:1.4em 0 .6em}
.article-body ul,.article-body ol{padding-left:1.3em;margin:0 0 1.1em}
.article-body li{margin:.42em 0}
.article-body ul li::marker{color:var(--lime-dark)}
.article-body ol li::marker{color:var(--brand);font-weight:600}
.article-body a{color:var(--brand);text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:3px}
.article-body a:hover{color:var(--lime-dark)}
.article-body img{border-radius:12px;margin:1.5em auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{
  margin-top:10px;text-align:center;font-size:13px;line-height:1.7;color:var(--muted);
}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;
  background:#EEF3EC;border-left:3px solid var(--lime);
  border-radius:0 12px 12px 0;color:#31403A;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 12px;text-align:left}
.article-body th{background:#EFF3EE;font-weight:600;color:var(--brand)}
.article-body code{
  background:#EEF3EC;padding:2px 6px;border-radius:6px;
  font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2em 0}

/* ============ 空状态 ============ */
.empty-state{
  min-height:250px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:44px 28px;text-align:center;
}
.empty-state svg{width:44px;height:44px;color:#B6C0BA}
.empty-state p{font-size:14px;color:var(--muted);line-height:1.8}

/* ============ 标签行 ============ */
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.tag-label{font-size:13px;color:var(--muted);margin-right:2px}
.chip-tag{
  display:inline-flex;align-items:center;min-height:32px;padding:0 14px;border-radius:999px;
  background:rgba(15,59,54,.08);color:var(--brand);font-size:13px;font-weight:600;
  transition:background .2s ease-out,color .2s ease-out;
}
.chip-tag:hover{background:var(--brand);color:#fff}

/* ============ 上下篇 / 返回 ============ */
.article-nav{display:grid;gap:16px;margin-top:32px}
@media (min-width:768px){.article-nav{grid-template-columns:1fr 1fr}}
.nav-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.nav-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(198,242,78,.9)}
.nav-card em{display:block;font-style:normal;font-size:13px;color:var(--muted);margin-bottom:8px}
.nav-card b{display:block;font-size:16px;font-weight:600;line-height:1.6;color:var(--ink)}
.nav-card:hover b{color:var(--brand)}

/* ============ 侧栏 ============ */
.sidebar-sticky{display:flex;flex-direction:column;gap:18px}
@media (min-width:1024px){.sidebar-sticky{position:sticky;top:92px}}
.sidebar-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-card);
}
.sidebar-title{
  font-size:15px;font-weight:700;color:var(--brand);margin-bottom:14px;
  padding-left:12px;position:relative;
}
.sidebar-title::before{
  content:"";position:absolute;left:0;top:.24em;width:3px;height:1em;
  border-radius:2px;background:var(--lime);
}
.sidebar-list{list-style:none;display:flex;flex-direction:column;gap:4px}
.sidebar-list a{
  display:flex;flex-direction:column;gap:2px;padding:9px 10px;border-radius:10px;
  transition:background .2s ease-out;
}
.sidebar-list a:hover{background:#F1F4EE}
.sidebar-list span{font-size:14px;font-weight:600;color:var(--ink)}
.sidebar-list em{font-style:normal;font-size:12.5px;color:var(--muted)}
.sidebar-note{font-size:14px;line-height:1.85;color:var(--muted)}
.mini-card{display:flex;gap:12px;align-items:center;padding:9px;border-radius:12px;transition:background .2s ease-out}
.mini-card:hover{background:#F1F4EE}
.mini-card img{width:64px;height:48px;object-fit:cover;border-radius:10px;flex:0 0 auto;background:linear-gradient(120deg,#0F3B36,#1B5A50)}
.mini-card b{display:block;font-size:14px;font-weight:600;line-height:1.5;color:var(--ink)}
.mini-card span{display:block;font-size:12.5px;color:var(--muted);margin-top:3px;line-height:1.5}
.mini-card:hover b{color:var(--brand)}

/* ============ 推荐卡片 ============ */
.rec-grid{list-style:none;display:grid;gap:22px;grid-template-columns:1fr}
@media (min-width:640px){.rec-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.rec-grid{grid-template-columns:repeat(3,1fr)}}
.rec-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(198,242,78,.9)}
.rec-media{position:relative;overflow:hidden;background:linear-gradient(120deg,#0F3B36,#1B5A50)}
.rec-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .24s ease-out}
.rec-card:hover .rec-media img{transform:scale(1.04)}
.rec-media .badge{position:absolute;left:12px;top:12px}
.rec-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.rec-body h3{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink)}
.rec-card:hover .rec-body h3{color:var(--brand)}
.rec-body p{font-size:14px;line-height:1.8;color:var(--muted);flex:1 1 auto}
.rec-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);padding-top:4px}
.rec-foot .go{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:4px}
.rec-foot .go span{transition:transform .2s ease-out}
.rec-card:hover .rec-foot .go span{transform:translateX(4px)}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--brand-deep);color:#DCEBE5;border-radius:0;padding:56px 0}
@media (min-width:768px){.cta-band{padding:72px 0}}
.cta-inner{
  display:flex;flex-direction:column;gap:22px;
  align-items:flex-start;justify-content:space-between;
}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;gap:40px}}
.cta-inner h2{font-size:clamp(22px,2.8vw,30px);line-height:1.35;font-weight:700;color:#fff}
.cta-inner p{margin-top:10px;font-size:15px;line-height:1.85;color:#A9BDB6;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-actions .btn{flex:1 1 auto}
@media (min-width:520px){.cta-actions .btn{flex:0 0 auto}}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:#D7E2DD;padding:60px 0 26px;margin-top:0}
@media (min-width:1024px){.site-footer{padding:72px 0 28px}}
.footer-top{display:grid;gap:34px;grid-template-columns:1fr}
@media (min-width:640px){.footer-top{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-top{grid-template-columns:1.45fr 1fr 1fr 1fr 1.2fr;gap:28px}}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text small{color:#8FA69E}
.footer-brand .logo-mark{background:linear-gradient(135deg,#12564C,#1B7A6B)}
.footer-brand p{font-size:14px;line-height:1.9;color:#A9BDB6;margin:16px 0 20px;max-width:330px}
.footer-brand .btn{min-height:42px;font-size:14px;padding:0 20px}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:7px}
.footer-col a{font-size:14px;line-height:1.9;color:#A9BDB6;transition:color .2s ease-out}
.footer-col a:hover{color:var(--lime)}
.footer-contact p{font-size:14px;line-height:1.9;color:#A9BDB6;margin-bottom:8px}
.footer-bottom{
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  font-size:13px;line-height:1.8;color:#8FA69E;
}

/* ============ 移动端抽屉 ============ */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;
  background:rgba(7,33,30,.5);
  opacity:0;pointer-events:none;
  transition:opacity .22s ease-out;
}
.mobile-drawer.is-open{opacity:1;pointer-events:auto}
.mobile-panel{
  position:absolute;top:0;right:0;height:100%;width:min(86vw,360px);
  background:#fff;padding:22px;display:flex;flex-direction:column;gap:22px;
  overflow-y:auto;transform:translateX(100%);
  transition:transform .24s ease-out;
}
.mobile-drawer.is-open .mobile-panel{transform:translateX(0)}
.mobile-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.mobile-head b{font-size:15px;color:var(--brand)}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);cursor:pointer;display:grid;place-items:center;
}
.drawer-close:hover{background:#F0F2EA}
.mobile-links{display:flex;flex-direction:column;gap:4px}
.mobile-links a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--ink);transition:background .2s ease-out,color .2s ease-out;
}
.mobile-links a:hover{background:#F1F4EE;color:var(--brand)}
.mobile-note{font-size:13px;line-height:1.8;color:var(--muted);border-top:1px solid var(--line);padding-top:18px}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
    --brand:#0F3B36;
    --brand-deep:#07211E;
    --brand-soft:#155E56;
    --lime:#C6F24E;
    --lime-deep:#9FCC2B;
    --amber:#F2A73B;
    --ink:#1B2420;
    --muted:#5D6B65;
    --disabled:#A9B3AE;
    --surface:#F6F5F1;
    --card:#FFFFFF;
    --line:#E3E8E4;
    --radius-card:16px;
    --radius-block:24px;
    --shadow-card:0 1px 2px rgba(15,59,54,.06), 0 10px 28px rgba(15,59,54,.06);
    --shadow-hover:0 18px 44px rgba(15,59,54,.14);
    --ease:cubic-bezier(.22,.61,.36,1);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--surface);
    color:var(--ink);
    font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  body.no-scroll{overflow:hidden;}
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;cursor:pointer;border:0;background:none;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid var(--lime-deep);outline-offset:3px;border-radius:6px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:20px;
    padding-right:20px;
  }
  @media (min-width:768px){ .container{padding-left:32px;padding-right:32px;} }

  .no-bar{scrollbar-width:none;-ms-overflow-style:none;}
  .no-bar::-webkit-scrollbar{display:none;}

  /* ---------- 顶部提示条 ---------- */
  .topbar{
    height:38px;
    background:var(--brand);
    color:#EAF1EC;
    font-size:13px;
    display:flex;
    align-items:center;
  }
  .topbar .container{display:flex;align-items:center;gap:12px;}
  .topbar strong{color:var(--lime);font-weight:600;}
  .topbar .topbar-link{
    margin-left:auto;
    color:#EAF1EC;
    border-bottom:1px solid rgba(198,242,78,.5);
    padding-bottom:1px;
    white-space:nowrap;
    transition:color .2s var(--ease);
    min-height:24px;
    display:inline-flex;
    align-items:center;
  }
  .topbar .topbar-link:hover{color:var(--lime);}
  .topbar .topbar-text{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}

  /* ---------- 页头与导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(246,245,241,.92);
    backdrop-filter:saturate(140%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .22s var(--ease);
  }
  .site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,59,54,.08);}
  .header-inner{
    min-height:68px;
    display:flex;
    align-items:center;
    gap:16px;
  }
  .logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    min-height:44px;
    flex-shrink:0;
  }
  .logo-mark{
    width:38px;height:38px;
    border-radius:12px;
    background:var(--brand);
    color:var(--lime);
    display:grid;place-items:center;
    font-size:18px;font-weight:700;
    box-shadow:0 6px 16px rgba(15,59,54,.22);
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.15;}
  .logo-text b{font-size:17px;font-weight:700;color:var(--brand);letter-spacing:.3px;}
  .logo-text small{font-size:12px;color:var(--muted);letter-spacing:1px;}

  .nav-chips{
    display:none;
    align-items:center;
    gap:4px;
    background:#EDF0EA;
    border:1px solid var(--line);
    border-radius:999px;
    padding:4px;
    margin-left:8px;
  }
  .chip{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    height:36px;
    padding:0 16px;
    border-radius:999px;
    font-size:14px;
    color:var(--muted);
    white-space:nowrap;
    transition:background .2s var(--ease), color .2s var(--ease), box-shadow .2s var(--ease);
  }
  .chip:hover{color:var(--brand);background:#fff;}
  .chip:active{transform:translateY(1px);}
  .chip.is-active{
    background:var(--brand);
    color:#fff;
    font-weight:600;
    box-shadow:0 4px 12px rgba(15,59,54,.2);
  }
  .chip.is-active:hover{color:#fff;background:var(--brand);}

  .header-actions{
    margin-left:auto;
    display:flex;
    align-items:center;
    gap:10px;
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    padding:0 22px;
    border-radius:999px;
    font-size:15px;
    font-weight:600;
    transition:transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--lime);
    color:var(--brand);
    box-shadow:0 6px 18px rgba(159,204,43,.32);
  }
  .btn-primary:hover{background:#D2F76A;transform:translateY(-1px);box-shadow:0 12px 26px rgba(159,204,43,.38);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(159,204,43,.3);}
  .btn-ghost{
    background:transparent;
    color:var(--brand);
    border:1.5px solid var(--brand);
  }
  .btn-ghost:hover{background:var(--brand);color:#fff;}
  .btn-ghost:active{transform:translateY(1px);}
  .btn-light{
    background:#fff;
    color:var(--brand);
    border:1.5px solid var(--line);
  }
  .btn-light:hover{border-color:var(--lime);box-shadow:0 10px 24px rgba(15,59,54,.12);transform:translateY(-1px);}
  .btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
  .btn-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    min-height:44px;
    color:var(--brand);
    font-size:14px;
    font-weight:600;
  }
  .btn-link .arrow{transition:transform .2s var(--ease), color .2s var(--ease);}
  .btn-link:hover{color:var(--brand-soft);}
  .btn-link:hover .arrow{transform:translateX(4px);color:var(--lime-deep);}

  .menu-toggle{
    width:44px;height:44px;
    border-radius:12px;
    border:1px solid var(--line);
    background:#fff;
    display:grid;place-items:center;
    transition:border-color .2s var(--ease), background .2s var(--ease);
  }
  .menu-toggle:hover{border-color:var(--lime);}
  .menu-toggle span{
    display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;position:relative;
  }
  .menu-toggle span::before,
  .menu-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;
  }
  .menu-toggle span::before{top:-6px;}
  .menu-toggle span::after{top:6px;}

  @media (min-width:1024px){
    .nav-chips{display:flex;}
    .menu-toggle{display:none;}
  }

  /* ---------- 抽屉 ---------- */
  .drawer{
    position:fixed;
    inset:0;
    z-index:80;
    background:var(--surface);
    transform:translateX(100%);
    transition:transform .24s var(--ease);
    overflow-y:auto;
    padding:20px;
    visibility:hidden;
  }
  .drawer.is-open{transform:translateX(0);visibility:visible;}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    display:grid;place-items:center;font-size:20px;color:var(--brand);background:#fff;
  }
  .drawer-close:hover{border-color:var(--lime);}
  .drawer-nav{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
  .drawer-nav a{
    min-height:48px;
    display:flex;align-items:center;
    padding:0 18px;
    border-radius:14px;
    background:#fff;
    border:1px solid var(--line);
    font-size:15px;
    color:var(--brand);
    transition:border-color .2s var(--ease), background .2s var(--ease);
  }
  .drawer-nav a:hover{border-color:var(--lime);}
  .drawer-nav a.is-active{background:var(--brand);color:#fff;border-color:var(--brand);font-weight:600;}
  .drawer-foot{font-size:14px;color:var(--muted);line-height:1.9;border-top:1px solid var(--line);padding-top:16px;}

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--muted);
    padding:20px 0 4px;
  }
  .breadcrumb a{color:var(--muted);transition:color .2s var(--ease);}
  .breadcrumb a:hover{color:var(--brand);}
  .breadcrumb .sep{color:#C3CCC6;}
  .breadcrumb .current{color:var(--brand);font-weight:600;}

  /* ---------- 页头区 ---------- */
  .page-hero{padding:24px 0 8px;}
  .page-hero-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    align-items:start;
  }
  @media (min-width:1024px){
    .page-hero-grid{grid-template-columns:1.15fr .85fr;gap:40px;}
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    height:28px;padding:0 12px;
    background:rgba(15,59,54,.08);
    color:var(--brand);
    border-radius:999px;
    font-size:13px;font-weight:600;
    margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-deep);}
  .page-hero h1{
    font-size:clamp(28px,4vw,44px);
    line-height:1.25;
    font-weight:700;
    color:var(--brand);
    letter-spacing:.4px;
    margin-bottom:18px;
  }
  .page-hero h1 em{font-style:normal;color:var(--brand-soft);border-bottom:4px solid var(--lime);padding-bottom:2px;}
  .lead{
    font-size:16px;
    line-height:1.9;
    color:var(--muted);
    max-width:56ch;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
  @media (max-width:520px){
    .hero-actions .btn{width:100%;}
  }
  .hero-figure{
    position:relative;
    border-radius:var(--radius-block);
    overflow:hidden;
    box-shadow:var(--shadow-card);
    background:linear-gradient(135deg,#0F3B36,#C6F24E);
  }
  .hero-figure img{
    width:100%;
    aspect-ratio:16/10;
    object-fit:cover;
  }
  .hero-figure figcaption{
    position:absolute;left:16px;bottom:16px;right:16px;
    background:rgba(7,33,30,.78);
    color:#EAF1EC;
    font-size:13px;
    line-height:1.6;
    padding:10px 14px;
    border-radius:12px;
  }
  .stat-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:12px;
    margin-top:16px;
  }
  @media (min-width:640px){ .stat-grid{grid-template-columns:repeat(4,1fr);} }
  .stat{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:16px 18px;
    box-shadow:var(--shadow-card);
  }
  .stat b{
    display:block;
    font-size:24px;
    font-weight:700;
    color:var(--brand);
    font-variant-numeric:tabular-nums;
    line-height:1.3;
  }
  .stat span{font-size:13px;color:var(--muted);}

  /* ---------- 主体两栏 ---------- */
  .main-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    padding:48px 0 0;
  }
  @media (min-width:1024px){
    .main-grid{grid-template-columns:236px 1fr;gap:44px;padding-top:64px;}
  }

  .toc{display:none;}
  @media (min-width:1024px){
    .toc{
      display:block;
      position:sticky;
      top:96px;
      align-self:start;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-card);
      padding:20px;
      box-shadow:var(--shadow-card);
    }
  }
  .toc h2{
    font-size:13px;
    font-weight:600;
    letter-spacing:1px;
    color:var(--muted);
    margin-bottom:12px;
  }
  .toc ol{display:flex;flex-direction:column;gap:2px;}
  .toc a{
    display:flex;
    align-items:center;
    min-height:40px;
    padding:0 12px;
    border-radius:10px;
    font-size:14px;
    color:var(--muted);
    border-left:2px solid transparent;
    transition:color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
  }
  .toc a:hover{color:var(--brand);background:#F1F4EE;}
  .toc a.is-current{color:var(--brand);font-weight:600;background:#F1F4EE;border-left-color:var(--lime-deep);}
  .toc-foot{
    margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
    font-size:13px;color:var(--muted);line-height:1.7;
  }
  .toc-foot .btn{width:100%;margin-top:10px;}

  .flow{display:flex;flex-direction:column;gap:40px;}
  .flow section{scroll-margin-top:96px;}
  .sec-head{margin-bottom:22px;}
  .sec-head h2{
    position:relative;
    font-size:clamp(21px,2.6vw,28px);
    line-height:1.35;
    font-weight:700;
    color:var(--brand);
    padding-left:16px;
  }
  .sec-head h2::before{
    content:"";position:absolute;left:0;top:.28em;width:5px;height:1.05em;border-radius:3px;background:var(--lime-deep);
  }
  .sec-head p{margin-top:10px;font-size:15px;color:var(--muted);max-width:64ch;}

  .entry-list{display:flex;flex-direction:column;gap:16px;}
  .entry{
    display:grid;
    grid-template-columns:1fr;
    gap:16px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:18px;
    box-shadow:var(--shadow-card);
    transition:transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
  }
  .entry:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--shadow-hover);}
  @media (min-width:768px){
    .entry{grid-template-columns:196px 1fr;gap:20px;padding:20px;}
  }
  .entry-media{
    border-radius:12px;
    overflow:hidden;
    background:linear-gradient(135deg,#0F3B36,#C6F24E);
    position:relative;
  }
  .entry-media img{
    width:100%;
    aspect-ratio:16/9;
    object-fit:cover;
    transition:transform .24s var(--ease);
  }
  .entry:hover .entry-media img{transform:scale(1.04);}
  .entry-badge{
    position:absolute;left:10px;top:10px;
    height:24px;
    display:inline-flex;align-items:center;
    padding:0 10px;
    border-radius:999px;
    background:var(--amber);
    color:#3A2505;
    font-size:12px;font-weight:600;
  }
  .entry-body{display:flex;flex-direction:column;}
  .entry-body h3{
    font-size:18px;
    line-height:1.45;
    font-weight:600;
    color:var(--brand);
    margin-bottom:8px;
    transition:color .2s var(--ease);
  }
  .entry-body h3 a:hover{color:var(--brand-soft);text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--lime-deep);}
  .entry-body p{font-size:15px;line-height:1.7;color:var(--muted);}
  .entry-meta{
    display:flex;flex-wrap:wrap;align-items:center;gap:10px;
    margin-top:14px;
  }
  .tag{
    display:inline-flex;align-items:center;
    height:24px;padding:0 10px;
    border-radius:999px;
    font-size:12px;
    background:rgba(15,59,54,.08);
    color:var(--brand);
  }
  .tag-lime{background:rgba(198,242,78,.35);color:var(--brand);}
  .entry-time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;margin-left:auto;}

  /* ---------- 变动提醒 ---------- */
  .notice-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:14px;
  }
  @media (min-width:640px){ .notice-grid{grid-template-columns:repeat(3,1fr);} }
  .notice{
    background:#fff;
    border:1px solid var(--line);
    border-left:4px solid var(--lime-deep);
    border-radius:var(--radius-card);
    padding:18px 20px;
    box-shadow:var(--shadow-card);
    transition:box-shadow .22s var(--ease), transform .22s var(--ease);
  }
  .notice:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
  .notice h3{font-size:16px;font-weight:600;color:var(--brand);margin-bottom:8px;}
  .notice p{font-size:14px;line-height:1.75;color:var(--muted);}

  /* ---------- 阅读步骤 ---------- */
  .steps{display:flex;flex-direction:column;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-block);overflow:hidden;box-shadow:var(--shadow-card);}
  .step{
    display:grid;
    grid-template-columns:44px 1fr;
    gap:16px;
    padding:20px 22px;
    border-bottom:1px solid var(--line);
  }
  .step:last-child{border-bottom:0;}
  .step-num{
    width:44px;height:44px;border-radius:14px;
    display:grid;place-items:center;
    background:rgba(15,59,54,.07);
    color:var(--brand);
    font-weight:700;
    font-size:16px;
    font-variant-numeric:tabular-nums;
  }
  .step h3{font-size:16px;font-weight:600;color:var(--brand);margin-bottom:6px;}
  .step p{font-size:14px;line-height:1.75;color:var(--muted);}

  /* ---------- 关联分类 ---------- */
  .related{
    margin-top:44px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-block);
    padding:22px;
    box-shadow:var(--shadow-card);
  }
  .related h2{font-size:17px;font-weight:600;color:var(--brand);margin-bottom:14px;}
  .related .chips-row{display:flex;flex-wrap:wrap;gap:10px;}
  .related .chips-row a{
    display:inline-flex;align-items:center;
    min-height:40px;padding:0 18px;
    border-radius:999px;
    border:1px solid var(--line);
    background:var(--surface);
    font-size:14px;color:var(--brand);
    transition:background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
  }
  .related .chips-row a:hover{background:var(--brand);border-color:var(--brand);color:#fff;}

  /* ---------- FAQ ---------- */
  .faq-wrap{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-block);
    box-shadow:var(--shadow-card);
    overflow:hidden;
  }
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item:last-child{border-bottom:0;}
  .faq-q{
    width:100%;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;
    text-align:left;
    font-size:17px;
    font-weight:600;
    color:var(--brand);
    transition:background .2s var(--ease);
  }
  .faq-q:hover{background:#F4F6F1;}
  .faq-icon{
    flex:0 0 auto;
    width:28px;height:28px;border-radius:50%;
    border:1px solid var(--line);
    display:grid;place-items:center;
    position:relative;
    transition:transform .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease);
  }
  .faq-icon::before{
    content:"";width:10px;height:1.5px;background:var(--brand);border-radius:2px;
  }
  .faq-icon::after{
    content:"";position:absolute;width:1.5px;height:10px;background:var(--brand);border-radius:2px;
    transition:opacity .22s var(--ease);
  }
  .faq-item.is-open .faq-icon{transform:rotate(90deg);background:var(--lime);border-color:var(--lime);}
  .faq-item.is-open .faq-icon::after{opacity:0;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease);}
  .faq-a-inner{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted);}

  /* ---------- 底部 CTA ---------- */
  .cta-band{
    margin-top:56px;
    background:var(--brand-deep);
    color:#EAF1EC;
    border-radius:var(--radius-block);
    padding:40px 28px;
    display:grid;
    grid-template-columns:1fr;
    gap:24px;
    align-items:center;
  }
  @media (min-width:1024px){
    .cta-band{grid-template-columns:1.4fr .6fr;padding:48px 44px;margin-top:72px;}
  }
  .cta-band h2{font-size:clamp(22px,2.8vw,30px);line-height:1.35;font-weight:700;color:#fff;margin-bottom:12px;}
  .cta-band p{font-size:15px;line-height:1.85;color:#B9C9C2;max-width:52ch;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
  @media (min-width:1024px){ .cta-actions{justify-content:flex-end;} }
  @media (max-width:520px){ .cta-actions .btn{width:100%;} }

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--brand-deep);
    color:#B9C9C2;
    margin-top:72px;
    padding-top:64px;
  }
  .footer-top{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    padding-bottom:40px;
  }
  @media (min-width:640px){ .footer-top{grid-template-columns:repeat(2,1fr);} }
  @media (min-width:1024px){ .footer-top{grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:28px;} }
  .footer-brand .logo{margin-bottom:16px;}
  .footer-brand .logo-mark{background:var(--lime);color:var(--brand-deep);}
  .footer-brand .logo-text b{color:#fff;}
  .footer-brand .logo-text small{color:#8FA79E;}
  .footer-brand p{font-size:14px;line-height:1.9;margin-bottom:18px;max-width:34ch;}
  .footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
  .footer-col ul{display:flex;flex-direction:column;gap:2px;}
  .footer-col li a{
    display:inline-flex;
    align-items:center;
    min-height:34px;
    font-size:14px;
    color:#B9C9C2;
    transition:color .2s var(--ease);
  }
  .footer-col li a:hover{color:var(--lime);}
  .footer-contact p{font-size:14px;line-height:1.9;margin-bottom:8px;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);
    padding:20px 0 28px;
    display:flex;
    flex-wrap:wrap;
    gap:10px 24px;
    justify-content:space-between;
    font-size:13px;
    color:#8FA79E;
  }

  @media (prefers-reduced-motion:reduce){
    *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important;}
  }

  @media (max-width:640px){
    body{font-size:15px;}
    .site-footer{padding-top:48px;}
    .cta-band{padding:32px 20px;}
  }

/* roulang page: category4 */
:root{
  --brand:#0F3B36;
  --brand-deep:#07211E;
  --lime:#C6F24E;
  --lime-deep:#9CC72F;
  --amber:#F2A73B;
  --surface:#F6F5F1;
  --card:#FFFFFF;
  --line:#E3E8E4;
  --ink:#1B2420;
  --muted:#5D6B65;
  --disabled:#A9B3AE;
  --radius-card:16px;
  --radius-lg:24px;
  --shadow-card:0 1px 2px rgba(15,59,54,.06), 0 10px 28px rgba(15,59,54,.06);
  --shadow-hover:0 18px 44px rgba(15,59,54,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  background:var(--surface);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
html body img{max-width:100%;display:block}
html body a{color:inherit;text-decoration:none}
html body button{font:inherit;color:inherit}
html body h1,html body h2,html body h3,html body h4{margin:0;line-height:1.3;font-weight:700}
html body p{margin:0 0 1em}
html body ul{margin:0;padding:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:8px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums}

/* 顶部提示条 */
.topbar{background:var(--brand);color:#E7F1EE;font-size:13px;line-height:1.5}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;padding-top:2px;padding-bottom:2px}
.topbar-inner p{margin:0;color:rgba(231,241,238,.86);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:760px}
.topbar-actions{display:flex;align-items:center;gap:10px;flex:none}
.topbar-actions a{color:var(--lime);border-bottom:1px solid transparent;transition:border-color .2s ease-out}
.topbar-actions a:hover{border-bottom-color:var(--lime)}
.topbar-close{width:36px;height:36px;border:0;border-radius:999px;background:rgba(255,255,255,.08);color:rgba(231,241,238,.86);cursor:pointer;line-height:1;font-size:16px;transition:background .2s ease-out,color .2s ease-out}
.topbar-close:hover{background:rgba(198,242,78,.22);color:#fff}
.topbar.is-closed{display:none}

/* 导航 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,245,241,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease-out}
.site-header.is-stuck{box-shadow:0 10px 26px rgba(15,59,54,.08)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--brand);display:grid;place-items:center;color:var(--lime);font-weight:700;font-size:18px;flex:none}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text b{font-size:16px;font-weight:700;letter-spacing:.02em;color:var(--ink)}
.logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:.06em}
.nav-chips{display:flex;align-items:center;gap:4px;padding:4px;background:#E9EDE7;border-radius:999px;margin:0 auto;overflow-x:auto}
.no-bar{scrollbar-width:none;-ms-overflow-style:none}
.no-bar::-webkit-scrollbar{display:none}
.chip{display:inline-flex;align-items:center;min-height:36px;padding:8px 16px;border-radius:999px;font-size:14px;color:var(--muted);white-space:nowrap;transition:background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out}
.chip:hover{color:var(--brand);background:rgba(255,255,255,.75)}
.chip.is-active{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(15,59,54,.18)}
.header-actions{display:flex;align-items:center;gap:12px;flex:none;margin-left:auto}
.menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;transition:border-color .2s ease-out}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand)}
.menu-toggle:hover{border-color:var(--brand)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:11px 24px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .2s ease-out,background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.btn-primary{background:var(--lime);color:var(--brand-deep);box-shadow:0 6px 18px rgba(140,190,40,.28)}
.btn-primary:hover{background:#D4F86E;transform:translateY(-1px);box-shadow:0 12px 26px rgba(140,190,40,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(140,190,40,.26)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--brand);color:#fff}
.btn-light{background:#fff;color:var(--brand);border-color:transparent}
.btn-light:hover{background:var(--lime);color:var(--brand-deep);transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
.btn-outline-light:hover{border-color:var(--lime);color:var(--lime)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);background:none;border:0;padding:8px 0;cursor:pointer}
.btn-text i{display:inline-block;transition:transform .2s ease-out}
.btn-text:hover{color:var(--lime-deep)}
.btn-text:hover i{transform:translateX(4px)}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:60;background:var(--surface);padding:20px;overflow-y:auto;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s ease-out,transform .2s ease-out,visibility .2s}
.drawer.is-open{opacity:1;visibility:visible;transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;line-height:1;color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}
.drawer-nav a{display:flex;align-items:center;min-height:48px;padding:0 16px;border-radius:14px;background:#fff;border:1px solid var(--line);font-size:15px;color:var(--ink);transition:border-color .2s ease-out,color .2s ease-out}
.drawer-nav a:hover{border-color:var(--brand);color:var(--brand)}
.drawer-nav a.is-active{background:var(--brand);color:#fff;border-color:var(--brand)}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.8}

/* 通用区块 */
.sec{padding:88px 0}
.sec-tight{padding:64px 0}
.sec-title{position:relative;padding-left:18px;font-size:clamp(24px,3vw,34px);font-weight:700}
.sec-title::before{content:"";position:absolute;left:0;top:.18em;width:5px;height:.82em;border-radius:3px;background:var(--lime)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head p{margin:14px 0 0;color:var(--muted);font-size:15.5px;line-height:1.85}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);background:rgba(15,59,54,.07);padding:5px 12px;border-radius:999px;letter-spacing:.04em}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em}
.badge-soft{background:rgba(15,59,54,.08);color:var(--brand)}
.badge-lime{background:var(--lime);color:var(--brand-deep)}
.badge-amber{background:var(--amber);color:#3A2405}

/* 页头 */
.page-head{padding:48px 0 8px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:28px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted);transition:color .2s ease-out}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span[aria-current]{color:var(--brand);font-weight:600}
.page-head-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:48px;align-items:end}
.page-head h1{font-size:clamp(30px,4.2vw,48px);line-height:1.25;font-weight:700;margin:18px 0 20px;letter-spacing:-.01em}
.page-head-copy p{font-size:16.5px;color:#3C4A44;line-height:1.9;max-width:640px;margin:0 0 28px}
.page-head-actions{display:flex;gap:12px;flex-wrap:wrap}
.stat-list{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.stat-list li{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-card)}
.stat-list b{display:block;font-size:30px;line-height:1.2;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums}
.stat-list b em{font-style:normal;font-size:14px;font-weight:600;color:var(--muted);margin-left:4px}
.stat-list span{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.6}

/* 大图入口 */
.entry-wrap{padding:56px 0 24px}
.entry-card{position:relative;display:block;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);transition:box-shadow .22s ease-out,transform .22s ease-out}
.entry-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.entry-media{position:relative;aspect-ratio:16/7;background:linear-gradient(135deg,var(--brand),#2C6A5F 55%,#7FA83A)}
.entry-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.entry-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,33,30,.86) 0%,rgba(7,33,30,.62) 52%,rgba(7,33,30,.28) 100%)}
.entry-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;gap:14px;padding:48px 52px;max-width:660px}
.entry-overlay h2{color:#fff;font-size:clamp(24px,2.6vw,32px);line-height:1.3}
.entry-overlay p{color:rgba(240,246,243,.88);font-size:15.5px;line-height:1.9;margin:0}
.entry-overlay .entry-cta{margin-top:8px}
.entry-tag{align-self:flex-start}

/* 说明条目 */
.read-order{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px 48px;box-shadow:var(--shadow-card)}
.read-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:48px;align-items:start}
.read-grid h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:18px;line-height:1.35}
.read-grid p{color:#3C4A44;font-size:15.5px;line-height:1.9}
.order-list{list-style:none;display:flex;flex-direction:column;gap:16px;counter-reset:ord}
.order-list li{position:relative;padding-left:46px;min-height:32px;font-size:15px;color:#3C4A44;line-height:1.8}
.order-list li::before{counter-increment:ord;content:counter(ord,decimal-leading-zero);position:absolute;left:0;top:2px;width:32px;height:32px;border-radius:10px;background:rgba(15,59,54,.06);color:var(--brand);font-size:12.5px;font-weight:700;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.order-list b{display:block;color:var(--ink);font-size:15.5px;margin-bottom:2px}

/* 瀑布图集 */
.masonry{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start}
.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);transition:box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out}
.tile:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:rgba(198,242,78,.8)}
.tile-media{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--brand),#4C8A6E 60%,#9CC72F)}
.tile-media img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease-out}
.tile:hover .tile-media img{transform:scale(1.04)}
.ratio-wide{aspect-ratio:16/9}
.ratio-half{aspect-ratio:4/3}
.ratio-tall{aspect-ratio:5/6}
.tile-media .badge{position:absolute;left:14px;top:14px}
.tile-body{padding:22px 24px 24px}
.tile-body h3{font-size:19px;line-height:1.45;font-weight:600;margin-bottom:10px}
.tile-body p{color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}
.tile-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted)}
.tile-foot .num{font-variant-numeric:tabular-nums}

/* 关联分类 */
.rel-sec{padding:56px 0}
.rel-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px 28px;box-shadow:var(--shadow-card)}
.rel-bar strong{font-size:15px;color:var(--brand);margin-right:4px;flex:none}
.rel-chip{display:inline-flex;align-items:center;min-height:40px;padding:8px 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-size:14px;color:var(--ink);transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out}
.rel-chip:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.rel-chip.is-current{background:var(--lime);color:var(--brand-deep);border-color:var(--lime);font-weight:600}

/* FAQ */
.faq-sec{padding:88px 0}
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-h{margin:0}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;background:none;border:0;padding:22px 28px;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;transition:color .2s ease-out,background .2s ease-out}
.faq-q:hover{color:var(--brand);background:rgba(15,59,54,.03)}
.faq-ico{position:relative;width:30px;height:30px;border-radius:999px;border:1px solid var(--line);flex:none;transition:transform .22s ease-out,background .22s ease-out,border-color .22s ease-out}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transform:translate(-50%,-50%);transition:background .22s ease-out}
.faq-ico::before{width:12px;height:2px}
.faq-ico::after{width:2px;height:12px}
.faq-item.is-open .faq-ico{transform:rotate(45deg);background:var(--lime);border-color:var(--lime)}
.faq-item.is-open .faq-ico::before,.faq-item.is-open .faq-ico::after{background:var(--brand-deep)}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease-out}
.faq-a-inner{padding:0 28px 22px;max-width:900px}
.faq-a-inner p{margin:0;font-size:15.5px;line-height:1.9;color:#3C4A44}

/* 底部 CTA */
.cta-band{background:var(--brand-deep);border-radius:var(--radius-lg);padding:52px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:clamp(23px,2.5vw,30px);line-height:1.35;margin-bottom:12px}
.cta-band p{color:rgba(214,228,222,.82);font-size:15px;line-height:1.9;margin:0;max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--brand-deep);color:#CFDBD7;padding:76px 0 28px;font-size:14px;line-height:1.9;margin-top:88px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.25fr;gap:32px}
.footer-brand .logo-mark{background:rgba(198,242,78,.14);color:var(--lime)}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text small{color:rgba(207,219,215,.62)}
.footer-brand p{margin:18px 0 22px;font-size:13.5px;line-height:1.9;color:rgba(207,219,215,.78);max-width:300px}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin:0 0 14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:6px}
.footer-col a{color:rgba(207,219,215,.82);transition:color .2s ease-out}
.footer-col a:hover{color:var(--lime)}
.footer-contact p{margin:0 0 8px;font-size:13.5px;color:rgba(207,219,215,.78)}
.footer-bottom{margin-top:52px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:rgba(207,219,215,.6);line-height:1.8}

@media (max-width:1180px){
  .footer-top{grid-template-columns:1.6fr 1fr 1fr;row-gap:36px}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .sec{padding:64px 0}
  .nav-chips{display:none}
  .menu-toggle{display:flex}
  .header-cta{display:none}
  .page-head-grid{grid-template-columns:1fr;gap:32px;align-items:start}
  .read-grid{grid-template-columns:1fr;gap:32px}
  .read-order{padding:32px 28px}
  .entry-overlay{padding:36px;max-width:100%}
  .cta-band{padding:40px 32px}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:768px){
  html body{font-size:15px}
  .container{padding:0 20px}
  .sec,.faq-sec{padding:48px 0}
  .sec-tight{padding:40px 0}
  .masonry{grid-template-columns:1fr;gap:20px}
  .entry-media{aspect-ratio:4/3}
  .entry-media::after{background:linear-gradient(180deg,rgba(7,33,30,.55) 0%,rgba(7,33,30,.88) 100%)}
  .entry-overlay{position:relative;inset:auto;padding:24px 22px 28px;max-width:100%}
  .entry-card .entry-media{display:flex;flex-direction:column;justify-content:flex-end}
  .stat-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .stat-list b{font-size:24px}
  .page-head{padding:32px 0 0}
  .faq-q{padding:18px 20px;font-size:15.5px}
  .faq-a-inner{padding:0 20px 20px}
  .rel-bar{padding:20px}
  .cta-band{padding:32px 24px;border-radius:var(--radius-card)}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:6px}
  .site-footer{padding:52px 0 24px;margin-top:56px}
}
@media (max-width:520px){
  .page-head-actions .btn,.cta-actions .btn{flex:1 1 100%}
  .topbar-inner p{max-width:200px}
  .logo-text small{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --brand:#0F3B36;
  --brand-deep:#07211E;
  --lime:#C6F24E;
  --lime-deep:#9DCB2F;
  --amber:#F2A73B;
  --surface:#F6F5F1;
  --card:#FFFFFF;
  --line:#E3E8E4;
  --ink:#1B2420;
  --muted:#5D6B65;
  --muted-2:#7C8A84;
  --disabled:#A9B3AE;
  --radius-card:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-card:0 1px 2px rgba(15,59,54,.06), 0 10px 28px rgba(15,59,54,.06);
  --shadow-hover:0 18px 44px rgba(15,59,54,.14);
  --ease:cubic-bezier(.2,.8,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
body{
  margin:0;
  background:var(--surface);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--lime-deep);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.container{padding-left:32px;padding-right:32px;}}
.no-bar{scrollbar-width:none;-ms-overflow-style:none;}
.no-bar::-webkit-scrollbar{display:none;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  transition:all .2s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--brand-deep);border-color:var(--lime);}
.btn-primary:hover{background:#d4fa66;transform:translateY(-1px);box-shadow:0 12px 26px rgba(157,203,47,.35);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand);color:#fff;}
.btn-ghost:active{background:var(--brand-deep);}
.btn-text{background:none;border:none;padding:0 2px;min-height:auto;color:var(--brand);font-weight:600;border-radius:6px;}
.btn-text .arw{transition:transform .2s var(--ease),color .2s var(--ease);}
.btn-text:hover{color:var(--lime-deep);}
.btn-text:hover .arw{transform:translateX(4px);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* 标签 */
.tag{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;line-height:1;}
.tag-soft{background:#E7EFEA;color:var(--brand);}
.tag-amber{background:rgba(242,167,59,.18);color:#8A5A10;}
.tag-lime{background:var(--lime);color:var(--brand-deep);}

/* 顶部提示条 */
.topbar{background:var(--brand);color:#EAF2ED;font-size:13.5px;}
.topbar-inner{display:flex;align-items:center;gap:14px;min-height:40px;padding-top:6px;padding-bottom:6px;}
.topbar p{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.5;}
.topbar a{color:var(--lime);font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;gap:4px;transition:color .2s var(--ease);}
.topbar a:hover{color:#fff;}
.topbar-close{background:transparent;border:none;color:#BBD1C6;font-size:20px;line-height:1;width:32px;height:32px;border-radius:999px;display:grid;place-items:center;transition:background .2s var(--ease),color .2s var(--ease);}
.topbar-close:hover{background:rgba(255,255,255,.12);color:#fff;}
.topbar.is-closed{display:none;}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,245,241,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .2s var(--ease);}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,59,54,.08);}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--brand);display:grid;place-items:center;flex:none;}
.logo-mark span{color:var(--lime);font-weight:700;font-size:19px;line-height:1;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:17px;color:var(--brand-deep);letter-spacing:.5px;}
.logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:.4px;}
.nav-chips{display:flex;align-items:center;gap:4px;padding:5px;border-radius:var(--radius-pill);background:#EAEEE9;overflow-x:auto;margin-left:auto;}
.chip{display:inline-flex;align-items:center;min-height:36px;padding:0 16px;border-radius:var(--radius-pill);font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;transition:all .2s var(--ease);}
.chip:hover{background:rgba(255,255,255,.85);color:var(--brand);}
.chip.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 14px rgba(15,59,54,.22);}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;}
.hamburger{display:none;width:44px;height:44px;border-radius:14px;background:#fff;border:1px solid var(--line);place-items:center;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.hamburger:hover{border-color:var(--brand);box-shadow:var(--shadow-card);}
.hamburger span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;margin:3px auto;}
@media (max-width:1023px){
  .nav-chips{display:none;}
  .hamburger{display:grid;}
  .header-actions .btn{display:none;}
}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:90;display:none;}
.drawer.is-open{display:block;}
.drawer-backdrop{position:absolute;inset:0;background:rgba(7,33,30,.5);}
.drawer-panel{position:relative;margin-left:auto;width:min(88vw,360px);height:100%;background:var(--surface);padding:20px;overflow-y:auto;box-shadow:-12px 0 40px rgba(7,33,30,.28);display:flex;flex-direction:column;gap:18px;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{width:44px;height:44px;border-radius:14px;background:#fff;border:1px solid var(--line);color:var(--brand);font-size:20px;line-height:1;}
.drawer-nav{display:flex;flex-direction:column;gap:8px;}
.drawer-nav a{display:flex;align-items:center;min-height:48px;padding:0 16px;border-radius:14px;background:#fff;border:1px solid var(--line);font-weight:600;color:var(--brand);transition:all .2s var(--ease);}
.drawer-nav a:hover{border-color:var(--lime-deep);}
.drawer-nav a.is-active{background:var(--brand);color:#fff;border-color:var(--brand);}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.8;}

/* 面包屑 */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;padding-top:22px;}
.breadcrumb a{color:var(--muted);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb em{font-style:normal;color:var(--brand-deep);font-weight:600;}

/* 页头 */
.page-hero{padding-bottom:56px;}
.hero-grid{display:grid;gap:28px;margin-top:20px;align-items:center;}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:44px;}}
.hero-copy h1{font-size:clamp(30px,4.2vw,46px);line-height:1.25;font-weight:700;color:var(--brand-deep);margin:16px 0 18px;letter-spacing:-.2px;}
.hero-copy p{font-size:16.5px;line-height:1.9;color:var(--muted);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
@media (max-width:520px){.hero-actions .btn{width:100%;}}
.stat-row{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}
@media (min-width:640px){.stat-row{grid-template-columns:repeat(4,1fr);}}
.stat-row dt{font-size:24px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-row dd{margin:4px 0 0;font-size:13px;color:var(--muted);line-height:1.6;}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);aspect-ratio:16/10;background:linear-gradient(135deg,var(--brand) 0%,var(--lime-deep) 120%);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-badge{position:absolute;left:16px;top:16px;height:26px;padding:0 12px;display:inline-flex;align-items:center;border-radius:var(--radius-pill);background:var(--amber);color:#3A2405;font-size:12.5px;font-weight:700;}
.hero-note{position:absolute;left:16px;right:16px;bottom:16px;background:rgba(7,33,30,.82);color:#EAF2ED;border-radius:14px;padding:12px 16px;font-size:13.5px;line-height:1.7;backdrop-filter:blur(4px);}

/* 关联分类条 */
.chipbar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;}
.chipbar-inner{display:flex;align-items:center;gap:10px;padding-top:14px;padding-bottom:14px;overflow-x:auto;}
.chipbar-label{font-size:13px;font-weight:600;color:var(--brand);flex:none;padding-right:6px;border-right:1px solid var(--line);}
.chipbar .chip{background:#F1F4F0;color:var(--muted);border:1px solid transparent;}
.chipbar .chip:hover{background:#E7EFEA;color:var(--brand);}
.chipbar .chip.is-active{background:var(--brand);color:#fff;}

/* 区块 */
.section{padding-top:56px;padding-bottom:56px;}
@media (min-width:768px){.section{padding-top:76px;padding-bottom:76px;}}
@media (min-width:1024px){.section{padding-top:92px;padding-bottom:92px;}}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.sec-title{display:flex;align-items:center;gap:12px;font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;color:var(--brand-deep);}
.sec-title::before{content:"";flex:none;width:5px;height:.92em;border-radius:3px;background:linear-gradient(180deg,var(--lime),var(--lime-deep));}
.sec-sub{margin-top:12px;font-size:15.5px;line-height:1.85;color:var(--muted);max-width:760px;}

/* 对照表卡片 */
.spec-grid{display:grid;gap:22px;}
@media (min-width:768px){.spec-grid{grid-template-columns:repeat(3,1fr);}}
.spec-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:24px;display:flex;flex-direction:column;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);}
.spec-card:hover{border-color:var(--lime-deep);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.spec-head{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);}
.spec-num{width:36px;height:36px;border-radius:12px;background:#E7EFEA;color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:15px;flex:none;font-variant-numeric:tabular-nums;}
.spec-head h3{font-size:19px;font-weight:600;color:var(--brand-deep);line-height:1.4;}
.spec-rows{margin-top:6px;}
.spec-row{display:grid;grid-template-columns:88px 1fr;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);}
.spec-row:last-child{border-bottom:none;}
.spec-row dt{font-size:13px;font-weight:600;color:var(--brand);}
.spec-row dd{margin:0;font-size:14.5px;line-height:1.8;color:var(--ink);}
.spec-foot{margin-top:auto;padding-top:16px;}
.spec-foot .tag{height:26px;}

/* 流程时间线 */
.timeline{display:grid;gap:20px;}
@media (min-width:768px){.timeline{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.timeline{grid-template-columns:repeat(4,1fr);}}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:24px 22px;transition:transform .2s var(--ease),box-shadow .2s var(--ease);}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step-num{width:42px;height:42px;border-radius:var(--radius-pill);background:var(--lime);color:var(--brand-deep);display:grid;place-items:center;font-weight:700;font-size:17px;font-variant-numeric:tabular-nums;}
.step h3{margin-top:16px;font-size:19px;font-weight:600;color:var(--brand-deep);line-height:1.45;}
.step p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--muted);}
@media (min-width:1024px){
  .step:not(:last-child)::after{content:"";position:absolute;top:44px;right:-20px;width:20px;height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 6px,transparent 6px 12px);}
}

/* 要点清单 */
.check-wrap{display:grid;gap:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:28px;}
@media (min-width:768px){.check-wrap{grid-template-columns:1fr 1fr;gap:24px 40px;padding:36px;}}
.check-wrap li{display:grid;grid-template-columns:26px 1fr;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);}
.check-wrap li:last-child{border-bottom:none;}
.check-wrap b{font-weight:600;color:var(--brand-deep);display:block;font-size:15.5px;}
.check-wrap span.desc{display:block;font-size:14px;color:var(--muted);line-height:1.75;margin-top:4px;}
.check-ico{width:26px;height:26px;border-radius:8px;background:var(--lime);color:var(--brand-deep);display:grid;place-items:center;font-size:14px;font-weight:700;}

/* 横向滚动推荐 */
.rail{display:flex;gap:20px;overflow-x:auto;padding:4px 4px 20px;scroll-snap-type:x mandatory;}
.rail::-webkit-scrollbar{display:none;}
.rail{scrollbar-width:none;}
.mini-card{flex:0 0 260px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);}
@media (min-width:768px){.mini-card{flex:0 0 300px;}}
.mini-card:hover{border-color:var(--lime-deep);transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.mini-cover{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--brand) 0%,var(--lime-deep) 130%);}
.mini-cover img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease);}
.mini-card:hover .mini-cover img{transform:scale(1.04);}
.mini-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.mini-body h3{font-size:17px;font-weight:600;color:var(--brand-deep);line-height:1.5;}
.mini-body p{font-size:14px;color:var(--muted);line-height:1.75;}
.mini-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:10px;font-size:13px;color:var(--muted-2);}
.mini-foot strong{color:var(--brand);font-variant-numeric:tabular-nums;}

/* FAQ */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden;}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;background:none;border:none;text-align:left;padding:20px 24px;font-size:17px;font-weight:600;color:var(--brand-deep);transition:color .2s var(--ease);}
.faq-q:hover{color:var(--lime-deep);}
.faq-icon{width:32px;height:32px;border-radius:var(--radius-pill);border:1px solid var(--line);display:grid;place-items:center;flex:none;color:var(--brand);transition:transform .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease),padding .24s var(--ease);padding:0 24px;font-size:15.5px;line-height:1.85;color:var(--muted);}
.faq-item.is-open .faq-a{max-height:360px;padding:0 24px 22px;}

/* CTA 条 */
.cta-band{background:var(--brand-deep);color:#EAF2ED;border-radius:var(--radius-lg);padding:40px 28px;display:grid;gap:24px;align-items:center;}
@media (min-width:1024px){.cta-band{grid-template-columns:1fr auto;padding:48px 44px;gap:40px;}}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700;color:#fff;}
.cta-band p{margin-top:12px;font-size:15px;line-height:1.85;color:#B9CFC4;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:520px){.cta-actions .btn{width:100%;}}
.cta-band .btn-ghost{color:#EAF2ED;border-color:rgba(234,242,237,.55);}
.cta-band .btn-ghost:hover{background:#EAF2ED;color:var(--brand-deep);border-color:#EAF2ED;}

/* 页脚 */
.site-footer{background:var(--brand-deep);color:#C7D8D0;margin-top:64px;padding-top:56px;font-size:14px;}
.footer-top{display:grid;gap:32px;padding-bottom:40px;}
@media (min-width:768px){.footer-top{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-top{grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:28px;}}
.footer-brand .logo-mark{background:rgba(198,242,78,.14);}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text small{color:#8FA79C;}
.footer-brand p{margin:16px 0 18px;font-size:14px;line-height:1.85;color:#A9C0B5;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-col ul li{margin-bottom:8px;}
.footer-col a{color:#A9C0B5;transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-contact p{font-size:13.5px;line-height:1.9;color:#A9C0B5;margin-bottom:8px;}
.footer-bottom{border-top:1px solid rgba(234,242,237,.14);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#8FA79C;}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}